iex(1)> Rumbl.InfoSys.compute("what is the meaning of life?")
[%Rumbl.InfoSys.Result{backend: "wolfram", score: 95,
text: "42\n(according to the book The Hitchhiker's Guide to the Galaxy, by Douglas Adams)",
url: nil}]

Timeout

receive 可設定 after 這個 timeout 機制

receive do
:this_will_never_arrive -> :ok
after
1_000 -> :timedout
end